diff options
Diffstat (limited to 'include/asm-x86/cache.h')
| -rw-r--r-- | include/asm-x86/cache.h | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/include/asm-x86/cache.h b/include/asm-x86/cache.h index c36d190ac9d..1e0bac86f38 100644 --- a/include/asm-x86/cache.h +++ b/include/asm-x86/cache.h @@ -1,5 +1,20 @@ -#ifdef CONFIG_X86_32 -# include "cache_32.h" -#else -# include "cache_64.h" +#ifndef _ARCH_X86_CACHE_H +#define _ARCH_X86_CACHE_H + +/* L1 cache line size */ +#define L1_CACHE_SHIFT (CONFIG_X86_L1_CACHE_SHIFT) +#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) + +#define __read_mostly __attribute__((__section__(".data.read_mostly"))) + +#ifdef CONFIG_X86_VSMP +/* vSMP Internode cacheline shift */ +#define INTERNODE_CACHE_SHIFT (12) +#ifdef CONFIG_SMP +#define __cacheline_aligned_in_smp \ + __attribute__((__aligned__(1 << (INTERNODE_CACHE_SHIFT)))) \ + __attribute__((__section__(".data.page_aligned"))) +#endif +#endif + #endif |